CentOS7.9_en CentOS7.9 ; Logwatch , Disk usage check script
1. Logwatch ①Install ②Edit configuration file ③Output Logwat...
nuy
CentOS7.9_en 
CentOS7.9_en CentOS7.9 ; System Backup and Restore
1.Website data backup 1.1 Backup under /var/www/html ①Creati...
Almalinux9.1_en AlmaLinux 9.1 ; Mysql8 , WordPress Install
Mysql8 Install
＃ dnf -y install mysql-server
charset.cnf Create a new one with the following contents
WordPress Install
1. Create database for Word Press
As an example, assume database [wp_db] database user [wp_user] password [?W123456]
Debian10.13_en Debian10.13 ; OS Install
1.Debian10.13 Download Installation Image Download site for ...
Debian10.13_en Debian10.13 ; Initialization
1. Install and configure vim editor Debian has "nano" as the...
Debian10.13_en Debian10.13 ; SSH , Firewall
1. SSH Service Security Settings The SSH service allows the ...
Debian10.13_en Debian10.13 ; SSH with public key
SSH connection with authentication using RSA public key cryp...
Debian10.13_en Debian10.13 ; Antivirus , Mail Server
1.Anti-virus Clamav installed 1.1 Install The clamav-related...
Debian10.13_en Debian10.13 ; Let's Encrypt WEB , Mail SSL
1. Obtaining a Certificate(Let's Encrypt) 1.1 advance prepar...
Debian10.13_en Debian10.13 ; MySQL8 , WordPress
1. MySQL 8 Install 1. 1 Update package index Install necessa...
Debian10.13_en Debian10.13 ; SNORT2 , Tripwire
1.SNORT2 Install Snort is an open source network intrusion d...
Debian10.13_en Debian10.13 ; logwatch ,Disk Usage Check Script
1. Disk Usage Check Script 1.1 Script Creation Contents of d...
Debian10.13_en Debian10.13 ; System Backup and Restore
1. System Backup 1.1 Backup under /var/www/html ① Create bac...
Debian10.13_en Debian10.13 ; NTP ,FTP Server
1. Install an NTP server that provides time synchronization ...
Rocky Linux9.1_en RockyLinux 9.1 ; System Backup and Restore
1.Website data backup
1-1.Backup under /var/www/html
①Create backup script file
# cd /var/www/system
# vi backup_html.sh
2.MySQL database backup
①Create backup script file
# cd /var/www/system
# vi db_my_backup.sh
3.Restore backup files under html
①Store HTML backup files in "/ (root)" directory
4.Restore Mysql backup file
①Save the database backup file to any directory and
（In the example, the directory is "/var/www/backup/db_bak".）Extracting data